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  <td id="projectalign" style="padding-left: 0.5em;">
   <div id="projectname">lwIP
   &#160;<span id="projectnumber">2.1.2</span>
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   <div id="projectbrief">Lightweight IP stack</div>
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<div class="header">
  <div class="summary">
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<div class="title">AUTOIP<div class="ingroups"><a class="el" href="group__api.html">APIs</a> &raquo; <a class="el" href="group__callbackstyle__api.html">&quot;raw&quot; APIs</a> &raquo; <a class="el" href="group__ip.html">IP</a> &raquo; <a class="el" href="group__ip4.html">IPv4</a></div></div>  </div>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga2122c0b2518b371559fef5ec1d2aed90"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__autoip.html#ga2122c0b2518b371559fef5ec1d2aed90">autoip_set_struct</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>, struct <a class="el" href="structautoip.html">autoip</a> *<a class="el" href="structautoip.html">autoip</a>)</td></tr>
<tr class="separator:ga2122c0b2518b371559fef5ec1d2aed90"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga1461f5826ebefc050e0d63013818d1e8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__autoip.html#ga1461f5826ebefc050e0d63013818d1e8">autoip_start</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>)</td></tr>
<tr class="separator:ga1461f5826ebefc050e0d63013818d1e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga58a4dce658dd1263e84eb982f62587d4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__autoip.html#ga58a4dce658dd1263e84eb982f62587d4">autoip_stop</a> (struct <a class="el" href="structnetif.html">netif</a> *<a class="el" href="structnetif.html">netif</a>)</td></tr>
<tr class="separator:ga58a4dce658dd1263e84eb982f62587d4"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>AUTOIP related functions USAGE:</p>
<p>define <a class="el" href="group__lwip__opts__autoip.html#gaaf1b3a089827223589baf1b7f4f57069">LWIP_AUTOIP</a> 1 in your lwipopts.h Options: AUTOIP_TMR_INTERVAL msecs, I recommend a value of 100. The value must divide 1000 with a remainder almost 0. Possible values are 1000, 500, 333, 250, 200, 166, 142, 125, 111, 100 ....</p>
<p>Without DHCP:</p><ul>
<li>Call <a class="el" href="group__autoip.html#ga1461f5826ebefc050e0d63013818d1e8">autoip_start()</a> after <a class="el" href="group__netif.html#gade5498543e74067f28cc6bef0209e3be">netif_add()</a>.</li>
</ul>
<p>With DHCP:</p><ul>
<li>define <a class="el" href="group__lwip__opts__autoip.html#ga1a91e18dbb9777bc6e3963f52cb5f9fe">LWIP_DHCP_AUTOIP_COOP</a> 1 in your lwipopts.h.</li>
<li>Configure your DHCP Client.</li>
</ul>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="group__netifapi__autoip.html">AUTOIP</a> </dd></dl>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga2122c0b2518b371559fef5ec1d2aed90"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga2122c0b2518b371559fef5ec1d2aed90">&#9670;&nbsp;</a></span>autoip_set_struct()</h2>

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          <td class="memname">void autoip_set_struct </td>
          <td>(</td>
          <td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> *&#160;</td>
          <td class="paramname"><em>netif</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">struct <a class="el" href="structautoip.html">autoip</a> *&#160;</td>
          <td class="paramname"><em>autoip</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>Set a statically allocated struct autoip to work with. Using this prevents autoip_start to allocate it using mem_malloc.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">netif</td><td>the netif for which to set the struct autoip </td></tr>
    <tr><td class="paramname">autoip</td><td>(uninitialised) autoip struct allocated by the application </td></tr>
  </table>
  </dd>
</dl>

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<a id="ga1461f5826ebefc050e0d63013818d1e8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga1461f5826ebefc050e0d63013818d1e8">&#9670;&nbsp;</a></span>autoip_start()</h2>

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          <td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> autoip_start </td>
          <td>(</td>
          <td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> *&#160;</td>
          <td class="paramname"><em>netif</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Start AutoIP client</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">netif</td><td>network interface on which start the AutoIP client </td></tr>
  </table>
  </dd>
</dl>

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<a id="ga58a4dce658dd1263e84eb982f62587d4"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga58a4dce658dd1263e84eb982f62587d4">&#9670;&nbsp;</a></span>autoip_stop()</h2>

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          <td class="memname"><a class="el" href="group__infrastructure__errors.html#gaf02d9da80fd66b4f986d2c53d7231ddb">err_t</a> autoip_stop </td>
          <td>(</td>
          <td class="paramtype">struct <a class="el" href="structnetif.html">netif</a> *&#160;</td>
          <td class="paramname"><em>netif</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Stop AutoIP client</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">netif</td><td>network interface on which stop the AutoIP client </td></tr>
  </table>
  </dd>
</dl>

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